IONIS PHARMACEUTICALS INC's ticker is IONS and the CUSIP is 462222100. A total of 388 filers reported holding IONIS PHARMACEUTICALS INC in Q4 2019. The put-call ratio across all filers is 1.50 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $2,000 | -60.0% | 60 | -41.2% | 0.00% | 0.0% |
| Q1 2021 | $5,000 | -37.5% | 102 | -34.2% | 0.00% | -50.0% |
| Q4 2020 | $8,000 | +166.7% | 155 | +158.3% | 0.00% | +100.0% |
| Q3 2020 | $3,000 | -25.0% | 60 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $4,000 | -83.3% | 60 | -88.3% | 0.00% | -90.0% |
| Q1 2020 | $24,000 | -88.5% | 512 | -85.1% | 0.01% | -91.2% |
| Q4 2019 | $208,000 | 0.0% | 3,447 | -0.7% | 0.11% | -6.6% |
| Q3 2019 | $208,000 | +5100.0% | 3,473 | +5688.3% | 0.12% | +6000.0% |
| Q2 2019 | $4,000 | -20.0% | 60 | 0.0% | 0.00% | -33.3% |
| Q1 2019 | $5,000 | +66.7% | 60 | 0.0% | 0.00% | +50.0% |
| Q4 2018 | $3,000 | – | 60 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| BB BIOTECH AG | 6,529,838 | $404,393,000 | 11.39% |
| DOWLING & YAHNKE LLC | 676,379 | $41,888,000 | 5.27% |
| Opus Point Partners Management, LLC | 102,459 | $6,345,000 | 4.19% |
| WILLIAM HARRIS INVESTORS INC | 230,443 | $14,271,000 | 3.43% |
| PINNACLE ASSOCIATES LTD | 1,690,263 | $104,678,000 | 2.20% |
| MESSNER & SMITH THEME VALUE INVESTMENT MANAGEMENT LTD /CA/ | 21,298 | $1,319,000 | 2.11% |
| Sonora Investment Management, LLC | 126,763 | $7,850,000 | 2.04% |
| Virtus ETF Advisers LLC | 10,447 | $647,000 | 1.78% |
| Apex Capital Management | 1,020,096 | $63,175,000 | 1.41% |
| PERKINS CAPITAL MANAGEMENT INC | 19,900 | $1,232,000 | 1.32% |